How to solve a quadratic inequality

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Solve the inequality \$latex x^2+3x-4<0\$. Step 1: The inequality is already in the form \$latex

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Now let's solve it! First, let's subtract 20 from both sides: −10 . Now multiply both sides by −(1/5). But because we are multiplying by a negative number, the inequalities will change direction read Solving Inequalities to

How to Solve a Quadratic Inequality in Factored Form Step 1: Set the first factor equal to zero, and solve for the variable. Step 2: Set the second factor equal to zero, and solve for the variable.

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